Samsung S4 Cell Phone User Manual


 
My
My
device
device
When the battery level becomes too low, the phone
automatically turns off
.
You can also choose to display a percentage value. Having a
percentage value on-screen can provide a better idea of the
remaining charge on the battery.
From the Home screen, tap
Settings
My device
Display
Display battery percentage
.
Switching the Phone On or Off
1. Press and hold until the phone switches on.
2. Swipe your finger across the screen to unlock the
phone.
Note:
The display language is preset to English at the factory.
To change the language, use the Language menu. For
more information, refer to “Language” on page 145.
3.
To switch off the phone, press and hold , until
the
Device options
screen displays.
4. Tap
Power off
to switch off the phone.
5. At the
Power off
prompt, tap
OK
.
Locking and Unlocking the Touch
Screen
1. Press to lock the touch screen.
2.
Press again to display the lock screen then
swipe your finger across the screen to unlock.
Note:
Swipe is the default screen locking method. To change
your screen lock, see “Lock Screen Settings” on
page 130.
Getting Started 12